Home / 355,086,985,123.09-532,630,467,391.38-163,802,427,835.61

Finding the Fourth Proportional to 355,086,985,123.09, 532,630,467,391.38 and 163,802,427,835.61

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Solution

The fourth proportional to 355,086,985,123.09, 532,630,467,391.38 and 163,802,427,835.61 is: 245,703,637,005.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,086,985,123.09 : 532,630,467,391.38 = 163,802,427,835.61 : x
  2. Step 2: Convert to fraction form
    355,086,985,123.09/532,630,467,391.38 = 163,802,427,835.61/x
  3. Step 3: Cross multiply
    355,086,985,123.09x = 532,630,467,391.38 × 163,802,427,835.61
  4. Step 4: Simplify right side
    355,086,985,123.09x = 87,246,163,697,923,749,052,416
  5. Step 5: Solve for x
    x = 87,246,163,697,923,749,052,416/355,086,985,123.09
  6. Step 6: Final answer
    x = 245,703,637,005.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.